{"kind": "product", "path": "vulns/pypi/mcp-memory-service", "name": "mcp-memory-service", "product": "mcp-memory-service", "ecosystem": "PyPI", "items": [{"id": "CVE-2026-50027", "noindex": false, "published": "2026-08-14T18:52:47.309Z", "modified": "2026-08-17T16:08:00.980Z", "cvss": 9.8, "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "severity": "critical", "epss": 0.00959, "kev": false, "exploits": [], "stacks": [{"name": "python", "path": "vulns/stack/python", "slug": "python"}], "path": "vulns/cve-2026-50027", "title": "mcp-memory-service: Missing Authentication on Document API Endpoints Allows Unauthenticated Memory Read/Write/Delete", "description": "mcp-memory-service is a semantic memory layer for AI applications. Prior to 10.67.1, all HTTP routes under /api/documents/* in mcp-memory-service are served without any authentication dependency, even when the server is configured with an API key (MCP_API_KEY) or OAuth. An unauthenticated remote attacker can upload arbitrary content into the memory store (write), retrieve stored document content (read), and permanently delete memories belonging to authenticated users (delete) — all without supplying any credentials. The /api/memories counterpart correctly enforces authentication, making this an inconsistent and exploitable authentication boun", "references": ["https://web.archive.org/web/20260508112116/https://github.com/doobidoo/mcp-memory-service", "https://github.com/advisories/GHSA-84hp-mqvj-3p8h", "https://pypi.org/project/mcp-memory-service"], "fixes": ["10.67.1"], "products": [{"name": "mcp-memory-service", "path": "vulns/pypi/mcp-memory-service", "ecosystem": "PyPI"}]}, {"id": "CVE-2026-49291", "noindex": false, "published": "2026-06-19T17:59:48.862Z", "modified": "2026-06-22T17:07:55.536Z", "cvss": 8.1, "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H", "severity": "high", "epss": 0.00488, "kev": false, "exploits": [], "stacks": [{"name": "python", "path": "vulns/stack/python", "slug": "python"}], "path": "vulns/cve-2026-49291", "title": "mcp-memory-service: OAuth read-only clients can write and delete memories through MCP tools/call", "description": "mcp-memory-service is a semantic memory layer for AI applications. Prior to version 10.65.3, the HTTP MCP JSON-RPC endpoint at `/mcp` requires only OAuth `read` scope for all requests, then dispatches `tools/call` directly to handlers that include mutating tools. A read-only OAuth client can call `store_memory` and `delete_memory` through MCP even though the corresponding REST endpoints require `write` scope. Version 10.65.3 patches the issue.", "references": ["https://web.archive.org/web/20260508112116/https://github.com/doobidoo/mcp-memory-service/", "https://github.com/doobidoo/mcp-memory-service/security/advisories/GHSA-2r68-g678-7qr3", "https://pypi.org/project/mcp-memory-service/10.65.3"], "fixes": ["10.65.3"], "products": [{"name": "mcp-memory-service", "path": "vulns/pypi/mcp-memory-service", "ecosystem": "PyPI"}]}, {"id": "CVE-2026-33010", "noindex": false, "published": "2026-03-20T18:33:39.007Z", "modified": "2026-03-20T23:26:06.857Z", "cvss": 8.1, "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N", "severity": "high", "epss": 0.00394, "kev": false, "exploits": [], "stacks": [{"name": "python", "path": "vulns/stack/python", "slug": "python"}], "path": "vulns/cve-2026-33010", "title": "mcp-memory-service's Wildcard CORS with Credentials Enables Cross-Origin Memory Theft", "description": "mcp-memory-service is an open-source memory backend for multi-agent systems. Prior to version 10.25.1, when the HTTP server is enabled (MCP_HTTP_ENABLED=true), the application configures FastAPI's CORSMiddleware with allow_origins=['*'], allow_credentials=True, allow_methods=[\"*\"], and allow_headers=[\"*\"]. The wildcard Access-Control-Allow-Origin: * header permits any website to read API responses cross-origin. When combined with anonymous access (MCP_ALLOW_ANONYMOUS_ACCESS=true) - the simplest way to get the HTTP dashboard working without OAuth - no credentials are needed, so any malicious website can silently read, modify, and delete all st", "references": ["https://github.com/doobidoo/mcp-memory-service/security/advisories/GHSA-g9rg-8vq5-mpwm", "https://nvd.nist.gov/vuln/detail/CVE-2026-33010"], "fixes": ["10.25.1"], "products": [{"name": "mcp-memory-service", "path": "vulns/pypi/mcp-memory-service", "ecosystem": "PyPI"}]}, {"id": "CVE-2026-29787", "noindex": false, "published": "2026-03-07T15:34:46.277Z", "modified": "2026-03-09T18:26:27.568Z", "cvss": 5.3, "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "severity": "medium", "epss": 0.00384, "kev": false, "exploits": [], "stacks": [{"name": "python", "path": "vulns/stack/python", "slug": "python"}], "path": "vulns/cve-2026-29787", "title": "mcp-memory-service: System Information Disclosure via Health Endpoint", "description": "mcp-memory-service is an open-source memory backend for multi-agent systems. Prior to version 10.21.0, the /api/health/detailed endpoint returns detailed system information including OS version, Python version, CPU count, memory totals, disk usage, and the full database filesystem path. When MCP_ALLOW_ANONYMOUS_ACCESS=true is set (required for the HTTP server to function without OAuth/API key), this endpoint is accessible without authentication. Combined with the default 0.0.0.0 binding, this exposes sensitive reconnaissance data to the entire network. This issue has been patched in version 10.21.0.", "references": ["https://github.com/doobidoo/mcp-memory-service/security/advisories/GHSA-73hc-m4hx-79pj", "https://github.com/doobidoo/mcp-memory-service/commit/18f4323ca92763196aa2922f691dfbeb6bd84e48", "https://nvd.nist.gov/vuln/detail/CVE-2026-29787"], "fixes": ["10.21.0"], "products": [{"name": "mcp-memory-service", "path": "vulns/pypi/mcp-memory-service", "ecosystem": "PyPI"}]}], "total": 4, "unknown_count": 0, "release_unconfirmed": false, "page": 1, "pages": 1, "filtered": false, "noindex": false, "filters": {}, "page_size": 20, "products": [{"name": "mcp-memory-service", "path": "vulns/pypi/mcp-memory-service", "ecosystem": "PyPI"}], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}, {"name": "web", "path": "vulns/stack/web", "slug": "web"}, {"name": "php", "path": "vulns/stack/php", "slug": "php"}, {"name": "python", "path": "vulns/stack/python", "slug": "python"}, {"name": "node", "path": "vulns/stack/node", "slug": "node"}, {"name": "database", "path": "vulns/stack/database", "slug": "database"}, {"name": "containers", "path": "vulns/stack/containers", "slug": "containers"}, {"name": "network", "path": "vulns/stack/network", "slug": "network"}, {"name": "applications", "path": "vulns/stack/applications", "slug": "applications"}], "versions": [], "stats": {"recent": 0, "kev": 0}, "lastmod": "2026-08-17T16:08:00.980Z", "early_advisories": [], "license": "You may freely use the PatchFirst selection and our additions (priorities, early warnings, texts, summaries and aggregates) for your own purposes, including internal business use. Resale, commercial distribution and bulk mirroring of this selection or these additions require a written agreement with the operator. Whenever you use or publish the selection or our additions, credit PatchFirst (https://patchfirst.dev/vulns/) with this link to the regional feed page. Original records from open sources remain subject to their respective licenses and terms. These conditions do not restrict your rights to the original data, which you can obtain directly from those sources.", "terms_url": "https://patchfirst.dev/vulns/#feed-terms", "attribution": {"name": "PatchFirst", "url": "https://patchfirst.dev/vulns/"}, "source_changes": "Records are selected, normalized and combined by PatchFirst; summaries and translations may be added. News is credited with a link to the original source in each entry.", "sources": [{"id": "cve", "name": "CVE List / CVE.org", "url": "https://www.cve.org/", "license": "CVE Terms of Use", "terms_url": "https://www.cve.org/Legal/TermsOfUse", "notice": "Copyright © 1999–2021, The MITRE Corporation. LICENSE Submissions : For all materials you submit to the Common Vulnerabilities and Exposures (CVE™), you hereby grant to The MITRE Corporation (MITRE) and all CVE Numbering Authorities (CNAs) a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute such materials and derivative works. 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